<template>
    <div>
        <div class="modal-mask" style="background: rgba(0, 0, 0, .1)"></div>
        <div class="loading">
            <div class="spinner">
                <div class="rect1"></div>
                <div class="rect2"></div>
                <div class="rect3"></div>
                <div class="rect4"></div>
                <div class="rect5"></div>
            </div>
        </div>
    </div>
</template>
<script>
    export default {
        name: 'Loading'
    }
</script>
<style lang="scss" scoped>
    .loading {
        position: fixed;
        top: 0;
        bottom: 0;
        margin: 50% auto;
        text-align: center;
        width: 100px;
        left: 0;
        right: 0;
        .spinner {
          margin: 100px auto;
          width: 60px;
          height: 40px;
          text-align: center;
          font-size: 10px;
        }

        .spinner > div {
          background-color: #333;
          margin: 0 1px;
          height: 100%;
          width: 6px;
          display: inline-block;

          -webkit-animation: sk-stretchdelay 1.2s infinite ease-in-out;
          animation: sk-stretchdelay 1.2s infinite ease-in-out;
        }

        .spinner .rect2 {
          -webkit-animation-delay: -1.1s;
          animation-delay: -1.1s;
        }

        .spinner .rect3 {
          -webkit-animation-delay: -1.0s;
          animation-delay: -1.0s;
        }

        .spinner .rect4 {
          -webkit-animation-delay: -0.9s;
          animation-delay: -0.9s;
        }

        .spinner .rect5 {
          -webkit-animation-delay: -0.8s;
          animation-delay: -0.8s;
        }
    }

    @-webkit-keyframes sk-stretchdelay {
      0%, 40%, 100% { -webkit-transform: scaleY(0.4) }
      20% { -webkit-transform: scaleY(1.0) }
    }

    @keyframes sk-stretchdelay {
      0%, 40%, 100% {
        transform: scaleY(0.4);
        -webkit-transform: scaleY(0.4);
      }  20% {
        transform: scaleY(1.0);
        -webkit-transform: scaleY(1.0);
      }
    }
</style>
